really need help on this question!!!! I want to calculate the sum of all odd number, where do I do wrong?

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kanghao he 2016-11-19

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https://ww2.mathworks.cn/matlabcentral/answers/313062-really-need-help-on-this-question-i-want-to-calculate-the-sum-of-all-odd-number-where-do-i-do-w

评论： James Tursa 2016-11-22

clear all, close all, clc, format compact, format long g
A=[12 2 33 15 66;
    40 54 79 14 14;
    88 2 54 30 47;
    37 85 92 14 48;
    55 19 88 62 37;
    33 12 23 17 25;
    75 59 40 26 24;
    9 20 44 85 88;
    45 57 36 25 49;
    92 62 46 88 58];
answer=0;
for m=1:length(A);
    for n=1:length(A); 
        if rem(A(m,n),1)==0
            answer=answer+A(m,n);
        end 
    end
end
answer

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kanghao he 2016-11-22

I have tried what you are saying. Really appreciated. Unfortunately, the correct value should be 909 instead of 2225.

James Tursa 2016-11-22

在 MATLAB Online 中打开

Change your test from

if rem(A(m,n),1)==0

if rem(A(m,n),2)==1

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采纳的回答

Andrei Bobrov 2016-11-19

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https://ww2.mathworks.cn/matlabcentral/answers/313062-really-need-help-on-this-question-i-want-to-calculate-the-sum-of-all-odd-number-where-do-i-do-w#answer_243948

编辑：Andrei Bobrov 2016-11-19

在 MATLAB Online 中打开

A=[12 2 33 15 66;
54 79 14 14;
2 54 30 47;
85 92 14 48;
19 88 62 37;
12 23 17 25;
59 40 26 24;
20 44 85 88;
57 36 25 49;
62 46 88 58];
out = sum(A(rem(A,2)~=0));